If you are looking for the TATAT plugin by K-Devices, it is a generative MIDI tool used to create infinite musical sequences.
: It is also available as a standalone VST3 or Audio Unit for purchase from K-Devices. Download tatat pgn
If you are looking for (Portable Game Notation) files, these are standard text files used to record chess games. TATAT by K-Devices If you are looking for the TATAT plugin
: Current Pro Tools subscribers can download TATAT for free via Avid Link or their Avid Account . Download tatat pgn